Denison Dam Weather Station of the U.S. Weather Service

Located in Denison in Grayson County, Texas, Denison Dam is at an elevation of 613 feet and was established as a weather station on 01 Sep 1946.

From 1971 to 2000, the following average readings were recorded:

 - - - - - - - - - JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR Average High....... 51.0 56.8 65.1 73.2 80.5 88.4 93.6 93.5 85.9 76.1 63.3 54.0 73.5 Average Low........ 29.9 34.2 42.2 50.2 59.4 67.4 71.6 70.2 63.6 52.6 42.5 33.3 51.4 Monthly Precipitn.. 1.93 2.45 3.34 3.58 5.25 4.51 2.73 2.40 4.24 4.54 3.49 2.60 41.06 Heating Degree Days 760 552 360 141 29 0 0 0 10 92 374 662 2980 Cooling Degree Days 0 7 7 43 182 386 546 523 303 71 11 0 2079 

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